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fengxian0222

金虫 (初入文坛)

[求助] SBA-15煅烧后如何用HF刻蚀

用SBA-15作为硬模板,和另一个有机物高温煅烧后,用到HF刻蚀。文献里的原话是“After the removal of silica by HF (10 wt. %) etching”。想请教一下用HF刻蚀的具体步骤,谢谢!
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zhoukeyuan

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【答案】应助回帖

也遇到同样问题,有文献报道浸泡24h,也有直接用40%HF冲洗,具体步骤是怎样的不清楚,用稀释之后的HF是不是也要浸泡一段时间?
2楼2012-11-20 08:18:09
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